Home / 2,838,304-3,916,261.02-1,805,436.28

Finding the Fourth Proportional to 2,838,304, 3,916,261.02 and 1,805,436.28

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Solution

The fourth proportional to 2,838,304, 3,916,261.02 and 1,805,436.28 is: 2,491,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,304 : 3,916,261.02 = 1,805,436.28 : x
  2. Step 2: Convert to fraction form
    2,838,304/3,916,261.02 = 1,805,436.28/x
  3. Step 3: Cross multiply
    2,838,304x = 3,916,261.02 × 1,805,436.28
  4. Step 4: Simplify right side
    2,838,304x = 7,070,559,727,457.81
  5. Step 5: Solve for x
    x = 7,070,559,727,457.81/2,838,304
  6. Step 6: Final answer
    x = 2,491,121.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.